code: def __iter__(self) -> tp.Iterator[str]:
      return iter(self._rngs)
  
imports: from __future__ import annotations
  import dataclasses
  import hashlib
  import typing
  import jax
  import numpy
  from flax.experimental.nnx.nnx import errors, filterlib, tracers
label_desc: Use image node_id 6 for calling the Rngs obj's underlying member method code with example usage: obj.__iter__() and returns: iter